document.write( "Question 392526: Solve by the elimination method:\r
\n" ); document.write( "\n" ); document.write( "5r-8s=-26
\n" ); document.write( "8r+5s=83
\n" ); document.write( "

Algebra.Com's Answer #278585 by NancyLam(35)\"\" \"About 
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5r-8s=-26 (mitiply 5)= 25r-40s=-130(Write equation)
\n" ); document.write( "8r+5s=83 (mutiply 8)= 64r+40s= 664(Write equation)
\n" ); document.write( "
\n" ); document.write( "25r-40s=-130(rewrite equation)
\n" ); document.write( "64r+40s= 664(Write equation)
\n" ); document.write( "89r+0s = 534(add 2 equation)
\n" ); document.write( "r= 534/89 (solve for y)
\n" ); document.write( " r=6
\n" ); document.write( "subtitution r=6 for find y
\n" ); document.write( "5(6)-8s=-26
\n" ); document.write( "30 -8s =-26
\n" ); document.write( " s = -26-30/-8
\n" ); document.write( " s = 7
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